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Home >> GMC >> 1991 >> Value Van 7.4 N >> Repair and Diagnosis >> External Pages >> Different car >> Section 91 (Air Bag Restraint System) >> Diagnosis & Testing >> Entering On-Board Diagnostics >> Notes

Entering On-Board Diagnostics: Notes

WARNING: This page is about a different car, the 1995 Plymouth Voyager, 1995 Plymouth Grand Voyager, 1995 Dodge Grand Caravan, 1995 Dodge Caravan, and 1995 Chrysler Town & Country. However, it is still accessible from the selected car via links, so may be relevant.
  1. Before entering on-board diagnostics, refer to PRETEST INSPECTION & DIAGNOSTIC PROCEDURE. Turn ignition off. Attach most current DRB cartridge. DRB cartridge has ability to check itself and DRB. It provides a volt/ohm meter and performs any test required by air bag system diagnostics.
  2. Connect DRB to ACM data link connector. ACM data link connector (also known as DRB connector) is located under lower left side of instrument panel. Ensure all accessories are off. Turn ignition on. All character positions will glow, and copyright information will appear on screen for a few seconds. Display will then change to DRB menu.
  3. If DRB displays error message, see DRB ERROR MESSAGES. Following modes are accessible from DRB menu: VEHICLES TESTED, HOW TO USE, CONFIGURE and SELECT SYSTEM.
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